Biology Times (^19)
March
(a) Rare species (b) Extinct species
(c) Endangerd species
- Identify the following picture given below
(a) Alpha community
(b) Beta community
(c) Gamma community
(d) All the above
1.(b) Dodo is an extinct flightless bird that was en-
demic to the island of Mauritius, east of Madag-
ascar in the Indian Ocean.
2.(d) The red panda, also called the lesser panda, the
red bear-cat is a mammal native to the eastern
Himalayas and south-western china.
3.(d) The Indri Lemur is also called the Babakoto in
many regions. This is one of the largest Lemurs
found in the world. They have characteristics that
are different from many other species of Lemur.
As this time their survival is severely threatened.
4.(a) Species richness is the number of different
species represented in an ecological community,
landscape or region. Species richness is simply a
count of species, and it does not take account the
abundance of the species or their relative abund-
ance distribution.
5.(a) The uses of Tulsi plant: it is used to cure many
kinds of fever, cough and Respiratory problems,
kidney stones etc. Aloe Vera soothes Rashes and
skin irritations, treat burns, Heals cold Sores, treat
Constipation. Cinchona bark contains quinine and
related chemicals. While quinine is effective for
preventing malaria and controlling its symptoms.
6.(a) 7.(a)
8.(b) The core zone comprises an undisturbed and
legally protected ecosystem. The buffer zone
surrounds the core area, and is managed to
accommodate a greater Variety of resource use
strategies and research and educational activities.
The transition zone, the outermost part of the
Biosphere reserve. This is an area of active
coperation between reserve management and the
local people, where in activities like settelements,
cropping, forestry, recreation and other economic
uses continue in harmony with people and
conservation goals.- (b) 10. (d)